Portable charging station



FIG. 1 is a front-side perspective view showing a portable chargingstation with its lid in the closed position;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a top plane view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top right perspective view of a portable charging stationshown with the lid in an open position shown in an environment of use;

FIG. 9 is a top right perspective view of the portable charging stationin FIG. 1 with the lid in the open position;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a rear elevation view thereof;

FIG. 12 is a left elevation view thereof;

FIG. 13 is a right elevation view thereof;

FIG. 14 is top plan view thereof; and,

FIG. 15 is a bottom plan view thereof.

The broken lines in the figures depict portions of the article andenvironmental structure which form no part of the claimed design.

CLAIM The ornamental design for a portable charging station, as shownand described.